U.S. ROBOTICS, INC.
SPORTSTER 28,800 INTERNAL
Modem Type |
Data (synchronous/asynchronous)/Fax |
Maximum Data Rate |
28.8Kbps |
Maximum Fax Rate |
14.4Kbps |
Data Bus |
8-bit ISA |
Fax Class |
Class I & II.0 |
Data Modulation Protocol |
Bell 103A/212A ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34 Rockwell V.FC |
Fax Modulation Protocol |
ITU-T V.17, V.21CH2, V.27ter, V.29 |
Error Correction/Compression |
MNP5, V.42, V.42bis |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Line out |
CN1 |
Line in |
CN2 |
COM PORT SETTINGS | ||||
COM |
J1/1 |
J1/2 |
J1/3 |
J1/4 |
COM1 |
Closed |
Open |
Open |
Open |
COM2 |
Open |
Closed |
Open |
Open |
COM3 |
Open |
Open |
Closed |
Open |
COM4 |
Open |
Open |
Open |
Closed |
INTERRUPT SELECT | |||||
Interrupt |
J2/1 |
J2/2 |
J2/3 |
J2/4 |
J2/5 |
IRQ2 |
Closed |
Open |
Open |
Open |
Open |
IRQ3 |
Open |
Closed |
Open |
Open |
Open |
IRQ4 |
Open |
Open |
Closed |
Open |
Open |
IRQ5 |
Open |
Open |
Open |
Closed |
Open |
IRQ7 |
Open |
Open |
Open |
Open |
Closed |
DTR SIGNAL | |
Setting |
SW1/1 |
DTR normal |
Off |
DTR forced high |
On |
RESULT CODES | |
Setting |
SW1/2 |
Verbal result codes enabled |
Off |
Numeric result codes enabled |
On |
RESULT CODES DISPLAY | |
Setting |
SW1/3 |
Enabled |
On |
Disabled |
Off |
ECHO DISPLAY | |
Setting |
SW1/4 |
Enabled |
Off |
Disabled |
On |
AUTO ANSWER | |
Setting |
SW1/5 |
Disabled |
On |
Enabled |
Off |
CARRIER DETECT | |
Setting |
SW1/6 |
CD normal |
Off |
CD forced high |
On |
SOFTWARE RESET | |
Setting |
SW1/7 |
CD normal |
Off |
CD forced high |
On |
AT COMMAND SET | |
Setting |
SW1/8 |
Enabled |
On |
Disabled |
Off |
Proprietary AT Command Set
See document V1248 for a full command summary.